Safety filling and emptying device.



K. LANGRBHR. SAFETY FILLING AND EMPTYING DEVICE.

APPLICATION FILED 1320.22, 1909.

Patented Jan. 21, 1913 l high-degree of safety.

"KARL LANGREHR, or nti'si' aur, NEAR osnasmicx,.ennmn zyg 1';

- SAFETY FILLING Am EMrrYING-mivica' x 1,051,128. Specification ofLetters Patent; fatente Application filed-December '22, 1909, Serial at.ssaiea'i;-

To allwho'm it may concern: to the connecting {piece 5 which "'i sfshown Be it known that I, KARL LANGB HR,'si1bject of the King ofPrussia, residing at lower 'end of the tube formed'by the spiral vDiistrup, near Osnabriick, Germany,x-have is closed; a 1

5 invented new and v useful Improvements in InfFigs. 3 'and 4: anar'rowjstrip' of 'cor ru Safety Filling and Emptying Devices, of iwhich the following is a specification.

' The ob1ect- Of the invention is to provide a device. of this characterinsuring a very o s r an a gated metal 8 is adapt-e grooves one largerthanWthe'j othe the smaller being adapted to fit ntotlielarger' and tohold thecorrugatedfstripbetweeir' them, the. said corrugatedijstrip'beingff'a so The device'maybe formediof a series of corrugated stripsandsinooth strips, orot a strip partly corrugated and partly smooth,assembled or'coiled so as to form a comparatively rigid tubularstructure with I the smooth parts against the corrugated. parts,. sothat restricted passages'are formed be-' tween inner and outer wallscommunicating with the inside and outside of the tube at a plurality oflevels or pointsalong. the length of the tube. The passages are shorterthan the length of the tube and have long, solid passage is providedon'both "sides of' 'the strip 8 and thus adouble length of' pass'age .isfurnished as compared] with the tomb shown in Fig.1. T

' In Figs. 5 and 6 the rings arehalfcrimped' 7 0 or corrugated and halfsmooth, the smooth v part 10 of. one ringbeing adapted to fit intothe'corruga'ted part 1170f the adjoinin'g 'ring f Having nowparticularly described-and ascertained the nature of my s'ai'd invention75 unperforated', flame cooling walls-so that the andin what manner thesame is to be sperpassag'e ismany times longer than its width. 'formedIjdeclare that what I 'claini; is:- g The invention may be embodied innumer- A safety filling and emptying device; ous forms. comprising a:tubular body having: avails It is desirable in. carrying out the inven-f formed of alternately disposed inner. and -80 tion-to choose metal ofsuitable strengt and O -e1 Sm h n rruga d Shee fgmeta elasticity toinsure a. tight fit between the portions arranged against each aothervsoas walls and to. prevent" relative shifting to afford restrictedpassages betweenithe irr t, thereof, side and the outside of the tube. wg In the accompanying drawings examples 2. Asafety'filling and emptyingdeviceto 351 are shown f,th .i ntioh; v prevent explosion comprising 'atubular body v -iiFig1"1-re- 1 shows the'inveiition consisting composedof corrugated and:smooth{por- 5 of a single spiral of met-al'r'olledorentwined tionsarranged against each other, the;=cor;: upon itself and-'being partly smooth and rugated and smooth portions ha'vmg'groovedparts which engage each other.. 90

partly corrugated; Fig. 2' isan end view 0 g g 3. A safety tube topreventj explos ons having two or more wallseonexwith ni ansamei' Figs-3 and 4: are. longitudinal and other, said walls containing betweenthenr plural-it'- of separate restricted passages cross' sectionalyiewsJot a form in which having long. unpeixtprated flamecooling 95 walls,said passagesbingshorter than the len thot the" tubevof;narrowand'suhstantiaiiy uniform cross sectionthroughout their 40'-.two. pie es f metal 'stri stare used and Figs; Sand -6 'shjow theapparatus iorm'ed of rings Tadapted-to-fit-one withi the other. In'Figj.1 the metal strip 1 has a crimped or corrugated upper edge 2 "andsmooth 5 lower edge the "upper edge having-a groove 4: and the loweredge a groove 3. This strip is so twisted that thegroove3 on the 'sniootp g u art fits into the groove 4: onthe crimpe intermed ate itsends. I 4I part thereby preventing the displacement o 7 4 A" safety tube toprevent explos ons the winding These 'groovedportionswhich having two o1 rnore sol id, unperforated fit into. each other, thus provide ameans,or walls, one within another andspaced apart stifiening and preventingdisplacementflofg so as to provide a pluralitynof separate re- 105 thewalls of the tube The strip 1 is secured st-noted passages, shorter thanlength and communicating with the inside an'dtheoutside of the tubefatvar ouspoints 100 screwed into a ring 6 at the vessel'7 iThe '55."

broader smooth strip 9 'which'hasftyvo 60.-

groovedfor the purpose. Inthis fo'ri fa means] for! s't1fienin'g'"andpreventing 'displacement of the walls of the tube;

' 1o sages [between the we ls, communicating row and substantially unform cross section 25, Q 7. A safety tube to prevent explosions,hav-

' having two or-more walls one within, an-

.45 other, one ofsaid walls. having corrugated 15,0 ends of-the tube,said passages communicatother, said walls having corrugated portions thetupep -betweenthe walls, communicating I walls being s ywithithe insideandthe outside of the tube plurality of 'pas" g atvarlous 'poi ntsintermediate'its ends and; at various regionsinterinediate the ends6rthe-tube forthe flow of liquid 'and to\ pre vent the passage of. amebetween the in- .side' and outside'of thetube safety device to preventexplosions. compr sing a tubular body having overapplnginner and outerwalls including a strip wound spirally along the tube, said walls beingspaced apart "and forming a a. fiuAqsafety: tube to prevent explosionshaving two: or more solid, uhperiorated walls, one within another, andspacediapart so, as,to form-apluralit' of restricted paswith'the insideand the outside'of the tube at vafiious' points intermediate, the endsof the tn tube fortheflow ofllqu'id and to prevent ,t e passage offlame-between the inside and the outside of the tube, and meanstforstiffen ng and' preventing. displacement of,

the Wallsof the tube. f

'13 Asafety device to prevent explosions, comprising. a tubulanbodyhaving overthroughoutxthe r lengthand communicating lapping inner. andouter walls including a with theinside and the outside ofthe tube stripwound spirally along the tube, said Walls having corrugated portionswhich afford a plurality of passages. between the wallsat various re'ons intermediate the ends of the tube for the flow of liquid and toprevent the. passage of flame between. the

[5 hav1ng' -t wo or more walls one "Within anbent' portions, said"passages being, of an,

at various points intermediate theends. of the tube.

inside and outside of the tube.

14. A safety device to prevent explosions, -comprising a tubular bodyhaving overlappinginner and outer walls including a strip wound spirallyalong the tube, said Walls having corrugated portions and smoothportions against the corrugated portions, whereby a plurality ofpassages are afforded for liquidand to preventthe pas; sage of flamebetween thewalls said passages communicating between the inside and theoutside of the tubes Y 1'5. A safety device to prevent. explosions,comprising a tubular body formed of a corrugatedlso as. to afiordaplurallty of assages shorterthan the length. of the tube etween thecorrugated. wall and adjacent 8, {A- safety tube to preventexplosions,other, said walls having smooth and corruas to afiord a plurality ofpassages for liquid and to prevent the passage offlarne, said pas- 4 0sages communicating with the; inside and the outside of the tube atVarious points in termediate the ends of thetube.

'9. safety tube to prevent explosions,

lapping walls spaced apart so as to afford havingtwo or more" walls onewithin ana plurality of passages for liquid and to prevent the passageof flame, thereby'estabflish-ing communication between 'the inside andthe outside of the tube.

16. safety device to revent explosions, comprising-a tubular bo y madeof mate- 1 rial'in striplform wound spirally length- .115 wi'se of thetube so. as to. afford overlapping walls,' and means whereby a'pluralityof restricted passages for-liquid and xto prevent the, passageof flame are formed between the overlapping portions of the wallsthereby establishing communication between the inside and outside of thetube. s

17. A safety device to prevent explosions, comprising a tubular. bodyInade of mate rial-ji'n strip fornrwound spirally lengthwise'ofthe tubes'o-as to aflord overlapping walls, said material being; corrugated sothat comprising a tubular body havingv over-1 thecorrugations provideplurality of relapping inner and outer wallsincluding a' strlotedpassages for llquid and to prevent 65 strip wound spirally along thetube, sa dsathe'passage'offlame between the overlaoportions, saidcorrugated portions being next to the'other wall so as to provide apinrali-ty of passages for liquid between the wills, at various pointsintermediate the the tube.

10. A safety tube 'to prevent explosions,

having two or, more walls one 'within'an ,ing between the inside. andthe outside of and smooth portions against the corrugated ortions,whereby a plurality of passages or-liquid ,and'to, prevent the passageof flame are formed between the walls, constituting 60 communicationsbetween the insideandiout side of the tube. H

11; A safety device o prevent explosions,

nesmas I ping portions of the walls thereby establish mg communicationbetween the inside and outside of the tube.

v18 A safety device to prevent explosions, comprising a tubular bodymade of material in strip form partly corrugated and partly smooth woundspirally lengthwise of the tube sot-hat the corrugated. and smoothportions overlap each other and provide ad plurality of passages forliquid and to prevent the .passage of flame, thereby establishingcommunication between the inside and outside of the tube;

19. A safety deviceto prevent explosions, comprising a tubular body madeof a single strip of material partly corrugated and partly smooth woundspirally lengthwise of the tube so that the corrugated and smoothportions overlap each other and pro vide a plurality of passages forliquid and to prevent the passage of flame, thereby establishingcommunication between the inside and outside of the tube.

20. A safety device to prevent explosions, comprising a tubular bodymade of material in strip form provided with longitudinal grooves, saidmaterial being wound spirally lengthwise of the tube so as to afford apinralit-y of walls one within another place by said grooves, and meanswhereby a plurality of restricted passages for liquid and to prevent thepassage of flame are provided between the walls, thereby establishingcommunication between the inside and out-, side of the tube.

21. A safety device to prevent explosions, comprising a tubular bodyhaving two or more walls one within. another provided with engaginggrooves holding the walls together and means whereby a plurality ofrestricted passages for liquid and to prevent the passage of flame areformed between said walls, thereby establishing communication betweenthe inside and outside of the tube comprising a at various regionsintermediate the ends thereof.

22. A safety device to prevent explosions, tubular body having-two ormore walls one within another spaced apart so as to provide a pluralityof restricted passages for liquidfand to prevent the passage of flame,thereby establishing coin l munication between the inside and outside ofl the tube at various regions intermediate the ends thereof, the withengaging means walls being provided for holding them 23. A. safetydevice to prevent explosions, l comprising aftubular body formed of per-L tions which fit into each other, and meansl l in place.

providing a plurality of restricted passages for liquid and to preventthe passage 0 flamebetween the interfittingportions anu for establishingcommunication between the stricted passages 'held in l,

having two or more flame cooling walls shorter than I portions, whichare separated and arranged one within the so as to provide a pluralityof short re between them, said pastheinlet and outlet of each the inletbeing at a different sages. having spaced apart,

the length of the tube having other and next to each other I level fromthe outlet and compellingthe fluid to pass in small, separate streamsbetween the flame cooling wallslengthwise of the tube. I i

25. A safety device to prevent explosions, having a plurality ofsurfaces formed of alternately disposed smooth'and corrugated sheetmetal portions arranged against each other so as to afford restrictedpassages between the inside and the outside of the device.

26. A safety tube to prevent explosions, having a plurality of surfacesone separate from the other, said surfaces forming the which walls andpassages are shorter than the length of the tube, said passagescommunicating with the inside and the outside of the tube at vari uspoints intermediate its ends.

27. A. having a plurality of flame cooling surfaces spaced apart, one ofthe surfaces being corrugated so as to afford a plurality of restrictedpassages between the surfaces, said passages being shorter than thelength of the tube and communicating with the inside and the outside ofthe tube at various points intermediate its ends.

28. A safety device to prevent explosions, having a pluralityof'surfaces next to each other, one of the surfaces having a pluralityof corrugations arranged side by side, so as to afford a plurality ofrestricted passages between the surfaces, said passages com-- municatingwith the inside and outside'of the device.

A safety filling and emptying. device to prevent explosions comprising atubular body having walls composed of corrugated and smooth pcrtious'arranged against each other to form passages for the liquid and meansfor stifl'ening and preventing displacement of the walls of the tube.

30.. A safety device to prevent expl comprising a tubular body, formedsingle strip of material, wound lapping walls spaced apart so pluralityof passages for liquid and to prevent the passage of flame, therebyestablishing communicationbetween the inside and the outside of eningand preventing displacement of the walls of the tube. a

31. A safety device to prevent explosions, comprising a tubular body,made of metal in. strip form wound spirally so to afford osions, of a toform overas to aflord a the'tube and-means for stitf- 25 overlappingWalls, said metal being corrugated, the cm'i'ugatiens providing aplurality of restricted passages for liquid and to' prevent the passageof flame between the Willis, thereby establishing communication betweenthe inside and outside of the tube at various points between the ends,the Walls of the passages being bent and means for stifl'ening nee-weeand preventingdisphcement of the walls'o the tube.

In testimony whereof I afiix my signatur in .presence of two' witnesses.

KARL LANGREHR. Witnesses:

1 LUISE :KATHER, ROBERT J. RONNFREN.

